C/C++ Question Pass reference/instance of an existing B4R library to constructor

Johan Schoeman

Licensed User
Longtime User
RLiquidCrystal is an existing library in B4R. How would one wrap the below constructor to pass it to a wrapper for LcdBarGraph and how would one then pass rLiquidCrystal from B4R to LcdBarGraph?

// -- constructor
LcdBarGraph::LcdBarGraph(LiquidCrystal* lcd, byte numCols, byte startX, byte startY)